InChI=1/C22H22F4N2O2/c1-14-4-5-15(23)10-17(14)20(2,3)12-21(30,22(24,25)26)13-28-9-7-19(29)16-11-27-8-6-18(16)28/h4-11,30H,12-13H2,1-3H3/t21-/m0/s1 BC2FBE1FC800C7B9